Entertainment
| Fri 13 Jun 2025
Beijing, June 13 -- State Intellectual Property Office of China has awarded a patent to Zaozhuang Aosen Musical Instr Co Ltd for plate surface grinding device for guitar processing. Gao Huanyu, Dong Zebin, Chen Lili, Li Chuanjun, Bian Yuxi, Yan Zhuo, Song Xinghui, Li Ping, Gao Xiang, Li Huachao, Zhang Jianli, Xu Wencheng and Xu ..